import cv2
import mediapipe as mp
import time

class poseDetector():

    def __init__(self, mode=False,
                 detectionCon=0.5, trackCon=0.5):
        self.mode = mode

        self.detectionCon = detectionCon
        self.trackCon = trackCon

        self.mpDraw = mp.solutions.drawing_utils
        self.mpPose = mp.solutions.pose
        self.pose = self.mpPose.Pose()

    def findPose(self, img, draw=True):
        imgRGB = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
        self.results = self.pose.process(imgRGB)

        if self.results.pose_landmarks:
            if draw:
                self.mpDraw.draw_landmarks(img, self.results.pose_landmarks,
                                           self.mpPose.POSE_CONNECTIONS)
        return img
    def findPosition(self, img, draw=True):
        lmList = []
        if self.results.pose_landmarks:
            for id, lm in enumerate(self.results.pose_landmarks.landmark):
                h,w,c = img.shape
                #print(id, lm)
                cx,cy = int(lm.x*w), int(lm.y*h)
                lmList.append([id, cx, cy])
                if draw:
                    cv2.circle(img, (cx, cy),5, (255, 0, 0), cv2.FILLED)
        return lmList

'''

def main():
    print(111)
    cap = cv2.VideoCapture(0)
    pTime = 0
    detector = poseDetector()
    while True:
        success, img = cap.read()
        img = detector.findPose(img)
        lmList = detector.findPosition(img) #（img，draw = False)
        if len(lmList) !=0:
            print(lmList[32])
            cv2.circle(img, (int(lmList[0][1]), int(lmList[0][2])), 5, (255, 255, 0), cv2.FILLED)

        cTime = time.time()
        fps = 1/(cTime-pTime)
        pTime = cTime

        cv2.putText(img,str(int(fps)),(70,50),cv2.FONT_HERSHEY_PLAIN,3,
                     (255,0,0),3)
        cv2.imshow('Image', img)
        cv2.waitKey(1)



if __name__ == "__main__":
    main()
'''